$ 40.00
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Dura Ace cogs are made from hardened steel for long life.
FYI: All track cogs have 1.37"x24tpi threading. ALL OF THEM. Any threaded cog can be used on any threaded track hub.
• NJS stamped
• 3/32" or 1/8"
• standard 1.37"x24tpi threading
• sizes 13-16t
All the cool kids are doing it. You want to be cool, right?
